﻿// Copyright (c) 2011, Adaptiv Design
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
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namespace Alicanto.Lexing
{
    public partial struct Token
    {
        internal static bool IsUnaryOperator(Token token)
        {
            return token == OpCall || token == OpMemberAccess;
        }

        #region Assignment
        public static readonly Token OpAssign = new Token("=", TokenType.Operator);
        #endregion

        #region Comparison
        public static readonly Token OpEqual = new Token("==", TokenType.Operator);
        #endregion

        #region Numeric
        public static readonly Token OpAdd = new Token("+", TokenType.Operator);
        public static readonly Token OpSubtract = new Token("-", TokenType.Operator);
        public static readonly Token OpMultiply = new Token("*", TokenType.Operator);
        public static readonly Token OpDivide = new Token("/", TokenType.Operator);
        #endregion

        #region Primary
        public static readonly Token OpMemberAccess = new Token(".", TokenType.Operator);
        public static readonly Token OpCall = new Token("->", TokenType.Operator);
        #endregion

        #region Sequence
        public static readonly Token OpEnumerable = new Token("...", TokenType.Operator);
        #endregion

        #region String
        public static readonly Token OpConcat = new Token("&", TokenType.Operator);
        #endregion
    }
}
